div#invite_frm {
    .step_three_cont,
    .rule_cont,
    .rand_cont,
    .invite,
    .get_cont,
    .sign_cont,
    .unsign {
        margin: auto;
        max-width: 330px!important;
    }
    .header .back {
        position: fixed;
        left: 10px;
        z-index: 99;
    }
    .header .arrow {
        width: 32px;
        height: 32px;
        line-height: 32px;
        border-radius: 50%;
    }

    .invite_banner img {
        width: 100%;
        vertical-align: middle;
    }

    .btn_group {
        width: 80%;
        margin: auto;
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-orient: horizontal;
        -webkit-box-direction: normal;
            -ms-flex-direction: row;
                flex-direction: row;
        -ms-flex-pack: distribute;
            justify-content: space-around;
    }

    .btn_group .record,
    .btn_group .reward {
        width: 125px;
        height: 40px;
        background-repeat: no-repeat;
        background-size: cover;
        background-position: center center;
    }

    .btn_group .record {
        background-image: url('../assets/invite/yqhy_yqjl.png');
    }

    .btn_group .reward {
        background-image: url('../assets/invite/yqhy_yqjl(1).png');
    }

    .step_three {
        position: relative;
    }

    .step_three_cont {
        height: 271px;
        background: url('../assets/invite/yqhy_sb.png') no-repeat center center;
        background-size: 100% 100%;
    }

    .step_three .content {
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-orient: horizontal;
        -webkit-box-direction: normal;
            -ms-flex-direction: row;
                flex-direction: row;
        -webkit-box-pack: justify;
            -ms-flex-pack: justify;
                justify-content: space-between;
        padding: 174px 48px 56px 48px;
    }
    .invite_rule {
        position: relative;
    }
    .rule_cont {
        border-radius: 6px;

    }
    .invite_rule .title {
        position: relative;
        z-index: 5;
    }
    .invite_rule .title:after {
        width: 100px;
        height: 8px;
        content: '';
        display: block;
        background-color: var(--pink);
        position: absolute;
        left: 50%;
        bottom: 3px;
        z-index: -2;
        -webkit-transform: translateX(-50%);
                transform: translateX(-50%);
    }
    .invite_rule .rule_content .name {
        position: relative;
    }
    .invite_rule .rule_content .name:before {
        content: '';
        display: block;
        width: 5px;
        height: 10px;
        background-color: var(--pink);
        border-radius: 2px;
        position: absolute;
        left: -12px;
        top: 50%;
        -webkit-transform: translateY(-50%);
                transform: translateY(-50%);
    }
    .invite_rule .rule_content .list {
        line-height: 35px;
        font-size: 13px!important;
    }
    .rand {
        position: relative;
    }
    .rand_cont {
        background: url('../assets/invite/yqhy_yqphb.png') no-repeat center center;
        background-size: 100% 100%;
        padding: 93px 15px;
    }
    .rand .content {
        padding: 10px 0;
    }
    .rand .content .list {
        height: 36px;
        line-height: 36px;
        border-bottom: 1px dotted #eee;
        padding: 0 15px;
        overflow: hidden;
    }
    .rand .content .list img {
        width: 19px;
        height: 23px;
        display: inline-block;
        margin-top: 5px;
    }
    .rand .content .update {
        padding-top: 15px;
        color: #555;
    }
    .image_two,
    .image_three,
    .image_four,
    .image_five,
    .image_six,
    .image_seven,
    .image_eight,
    .image_nine,
    .image_one {
        background-repeat: no-repeat;
        background-size: contain;
        background-position: center center;
        background-image: url('../assets/invite/yqhy_zs1.png');
        position: absolute;
    }

    .image_one {
        background-image: url('../assets/invite/yqhy_zs1.png');
        width: 60px;
        height: 60px;
        right: 0;
        bottom: 0;
        z-index: 99;
    }
    .image_two {
        width: 36px;
        height: 58px;
        top: -25px;
        left: 0;
        z-index: 9;
        background-image: url('../assets/invite/yqhy_zs2.png');
    }
    .image_three {
        width: 47px;
        height: 152px;
        top: 261px;
        right: 0;
        z-index: 9;
        background-image: url('../assets/invite/yqhy_zs3.png');
    }
    .image_four {
        width: 52px;
        height: 89px;
        top: 15px;
        left: -0;
        z-index: 9;
        background-image: url('../assets/invite/yqhy_zs4.png');
    }
    .image_five {
        width: 46px;
        height: 58px;
        top: 173px;
        right: 0;
        z-index: 9;
        background-image: url('../assets/invite/yqhy_zs5.png');
    }
    .image_six {
        width: 88px;
        height: 138px;
        bottom: -20px;
        left: 0;
        z-index: 9;
        background-image: url('../assets/invite/yqhy_zs6.png');
    }
    .image_seven {
        width: 56px;
        height: 61px;
        bottom: 60px;
        left: 0;
        z-index: 9;
        background-image: url('../assets/invite/yqhy_zs9.png');
    }

    .image_eight {
        width: 44px;
        height: 60px;
        bottom: 60px;
        right: 0;
        z-index: 9;
        background-image: url('../assets/invite/yqhy_zs7.png');
    }

    .image_nine {
        width: 48px;
        height: 48px;
        top: 5px;
        left: 0;
        z-index: 9;
        background-image: url('../assets/invite/yqhy_zs8.png');
    }

    .unsign .unsign_cont {
        padding: 40px 64px 36px 64px;
        height: 75px;
        background: url('../assets/invite/yqhy_yqlj.png') no-repeat center center;
        background-size: contain;
    }
    .unsign .bt {
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-orient: horizontal;
        -webkit-box-direction: normal;
            -ms-flex-direction: row;
                flex-direction: row;
        -webkit-box-pack: justify;
            -ms-flex-pack: justify;
                justify-content: space-between;

    }
    .unsign .bt .register_btn {
        width: 90px;
        height: 30px;
        line-height: 30px;
        border: 1px solid var(--pink);
        border-radius: 5px;
    }
    .unsign .bt .login_btn {
        width: 119px;
        height: 59px;
        background: url('../assets/invite/yqhy_dl.png') no-repeat center center;
        background-size: contain;
    }

    .sign {
        height: 323px;
        background-size: contain;
        background-position: center center;
        background-repeat: no-repeat;
        position: relative;
    }
    .sign .content {
        padding: 15px 62px 0 62px;
    }
    .sign .content input {
        height: 26px;
        line-height: 26px;
        border-radius: 5px;
    }
    .sign .content .copy_btn {
        width: 140px;
        height: 50px;
        background-size: contain;
        background-position: center center;
        background-repeat: no-repeat;
        margin: auto;
    }
    .sign .content .rwm {
        width: 100px;
        height: 100px;
        margin: 5px auto;
        border-radius: 5px;
        -webkit-box-shadow: 0 0 .5rem rgba(0, 0, 0, 0.1);
                box-shadow: 0 0 .5rem rgba(0, 0, 0, 0.1);
    }
    .sign .content .rwm img {
        width: 100px;
        height: 100px;
    }
    .sign.sk {
        background-image: url('../assets/invite/yqhy_skyqm_bj.png');
    }
    .sign.sk .content input {
        width: 100%;
        border: 0;
        color: #F8684C;
        background-color: rgba(255, 139, 100, .1);
    }
    .sign.sk .content .copy_btn {
        background-image: url('../assets/invite/skyqm_fz.png');
    }
    .sign.sj {
        background-image: url('../assets/invite/yqhy_sjyqm_bj.png');
    }
    .sign.sj .content input {
        width: 100%;
        display: block;
        margin: auto;
        border: 0;
        color: #3699FF;
        background-color: rgba(54, 153, 255, .1);
    }
    .sign.sj .content .copy_btn {
        background-image: url('../assets/invite/sjyqm_fz.png');
    }
    .invite .content,
    .get .content {
        border-radius: 10px;
        padding: 20px 0 8px 0;
    }
    .invite .content .code {
        margin: 15px auto 10px auto;
        width: 120px;
        height: 26px;
        line-height: 26px;
        border-radius: 5px;
        background-color: rgba(247, 58, 87, .1);
    }
    .invite .content .copy_btn {
        width: 140px;
        height: 50px;
        background-image: url('../assets/invite/yqhy_fzyqm.png');
        background-size: contain;
        background-position: center center;
        background-repeat: no-repeat;
        margin: auto;
    }
    .get {
        position: relative;
    }
    .get_cont {
        padding-top: 36px;
    }
    .get .md {
        height: 70px;
        border-right: 1px solid #CECECE;
        -webkit-transform: translateY(25%);
                transform: translateY(25%);
    }
    .get .lt img {
        width: 32px;
        height: 30px;
        display: block;
        margin: 0 auto 20px auto;
    }
    .get .rt img {
        width: 35px;
        height: 30px;
        display: block;
        margin: 0 auto 20px auto;
    }
}

// 客服按钮
.kf_btn {
    position: fixed;
    bottom: 60px;
    right: 10px;
    z-index: 99999;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
  }